2007 January 24, Jesse Mckinley, “8 Arrested in 1971 Killing of San Francisco Police Officer”, in New York Times[1]:

The arrests, in morning raids in California, Florida and New York capped an investigation by San Francisco police into the murder of Sgt. John V. Young, who was killed by a shotgun at a desk in the Ingleside stationhouse on Aug. 29, 1971.